Plant Structure What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients? Creatine phosphate Glycolysis ATP The redox reactions of electron transport Creatine phosphate Glycolysis ATP The redox reactions of electron transport ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following statements about the outer mitochondrial membrane is not true? The outer membrane is impermeable to hydrogen ions The outer membrane is highly permeable to substances of small molecular weight The outer membrane is about 50% lipid and 50% protein by weight The outer membrane contains porins The outer membrane is impermeable to hydrogen ions The outer membrane is highly permeable to substances of small molecular weight The outer membrane is about 50% lipid and 50% protein by weight The outer membrane contains porins ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which of the following observations is not used as evidence to support the concept of endosymbiotic origin of chloroplasts and mitochondria? Both strongly resemble prokaryotes, especially in size Both have their own DNA Both can live and function independently of the cell Both have their own ribosomes Both strongly resemble prokaryotes, especially in size Both have their own DNA Both can live and function independently of the cell Both have their own ribosomes ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Which cell type is likely to have the most mitochondria? Fast-twitch muscle Adipose cells Liver cells Slow-twitch muscle Fast-twitch muscle Adipose cells Liver cells Slow-twitch muscle ANSWER DOWNLOAD EXAMIANS APP
Plant Structure Cellular organelles are embedded in the cristae cytosol microtubules endoplasmic reticulum cristae cytosol microtubules endoplasmic reticulum ANSWER DOWNLOAD EXAMIANS APP
Plant Structure In plant cells, which of the following is not a function of the large central vacuoles of plant cells? Support Contractile regulation of Storage of food Waste storage water content Support Contractile regulation of Storage of food Waste storage water content ANSWER DOWNLOAD EXAMIANS APP
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